# arg 1:  the new package version
post_install() {
   if ! (grep -q '^courier:.*:72:72:' /etc/passwd); then echo courier user has incorrect uid:gid - please fix!; fi;
  # set correct ownership & permissions on /run/authdaemon
  systemd-tmpfiles --create /usr/lib/tmpfiles.d/courier-authlib.conf
  # make sure the system can see authlib libraries
  echo /usr/lib/courier-authlib > /etc/ld.so.conf.d/courier-authlib.conf
  ldconfig
}

# arg 1:  the new package version
# arg 2:  the old package version
post_upgrade() {
    post_install $1
}

# arg 1:  the old package version
pre_remove() {
  systemd-tmpfiles --remove /usr/lib/tmpfiles.d/courier-authlib.conf
  rm -f /etc/ld.so.conf.d/courier-authlib.conf
  ldconfig
} >/dev/null 2>&1